diff options
Diffstat (limited to 'examples/quick/shadereffects')
15 files changed, 209 insertions, 4 deletions
diff --git a/examples/quick/shadereffects/content/shaders/+qsb/blur.frag b/examples/quick/shadereffects/content/shaders/+qsb/blur.frag Binary files differnew file mode 100644 index 0000000000..1c79359297 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/+qsb/blur.frag diff --git a/examples/quick/shadereffects/content/shaders/+qsb/colorize.frag b/examples/quick/shadereffects/content/shaders/+qsb/colorize.frag Binary files differnew file mode 100644 index 0000000000..45c5301f31 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/+qsb/colorize.frag diff --git a/examples/quick/shadereffects/content/shaders/+qsb/genie.vert b/examples/quick/shadereffects/content/shaders/+qsb/genie.vert Binary files differnew file mode 100644 index 0000000000..dd94129cf7 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/+qsb/genie.vert diff --git a/examples/quick/shadereffects/content/shaders/+qsb/outline.frag b/examples/quick/shadereffects/content/shaders/+qsb/outline.frag Binary files differnew file mode 100644 index 0000000000..470e2bd6e6 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/+qsb/outline.frag diff --git a/examples/quick/shadereffects/content/shaders/+qsb/shadow.frag b/examples/quick/shadereffects/content/shaders/+qsb/shadow.frag Binary files differnew file mode 100644 index 0000000000..128af21daa --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/+qsb/shadow.frag diff --git a/examples/quick/shadereffects/content/shaders/+qsb/wobble.frag b/examples/quick/shadereffects/content/shaders/+qsb/wobble.frag Binary files differnew file mode 100644 index 0000000000..9b27ae87cb --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/+qsb/wobble.frag diff --git a/examples/quick/shadereffects/content/shaders/rhi/blur.frag b/examples/quick/shadereffects/content/shaders/rhi/blur.frag new file mode 100644 index 0000000000..0c914d4244 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/rhi/blur.frag @@ -0,0 +1,21 @@ +#version 440 + +layout(location = 0) in vec2 qt_TexCoord0; +layout(location = 0) out vec4 fragColor; + +layout(binding = 1) uniform sampler2D source; + +layout(std140, binding = 0) uniform buf { + mat4 qt_Matrix; + float qt_Opacity; + vec2 delta; +} ubuf; + +void main() +{ + fragColor =(0.0538 * texture(source, qt_TexCoord0 - 3.182 * ubuf.delta) + + 0.3229 * texture(source, qt_TexCoord0 - 1.364 * ubuf.delta) + + 0.2466 * texture(source, qt_TexCoord0) + + 0.3229 * texture(source, qt_TexCoord0 + 1.364 * ubuf.delta) + + 0.0538 * texture(source, qt_TexCoord0 + 3.182 * ubuf.delta)) * ubuf.qt_Opacity; +} diff --git a/examples/quick/shadereffects/content/shaders/rhi/colorize.frag b/examples/quick/shadereffects/content/shaders/rhi/colorize.frag new file mode 100644 index 0000000000..bc8067cc8c --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/rhi/colorize.frag @@ -0,0 +1,20 @@ +#version 440 + +layout(location = 0) in vec2 qt_TexCoord0; +layout(location = 0) out vec4 fragColor; + +layout(binding = 1) uniform sampler2D source; + +layout(std140, binding = 0) uniform buf { + mat4 qt_Matrix; + float qt_Opacity; + vec4 tint; +} ubuf; + +void main() +{ + vec4 c = texture(source, qt_TexCoord0); + float lo = min(min(c.x, c.y), c.z); + float hi = max(max(c.x, c.y), c.z); + fragColor = ubuf.qt_Opacity * vec4(mix(vec3(lo), vec3(hi), ubuf.tint.xyz), c.w); +} diff --git a/examples/quick/shadereffects/content/shaders/rhi/compile.bat b/examples/quick/shadereffects/content/shaders/rhi/compile.bat new file mode 100755 index 0000000000..93dfb7b2a9 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/rhi/compile.bat @@ -0,0 +1,56 @@ +::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: +:: +:: Copyright (C) 2019 The Qt Company Ltd. +:: Contact: https://www.qt.io/licensing/ +:: +:: This file is part of the examples of the Qt Toolkit. +:: +:: $QT_BEGIN_LICENSE:BSD$ +:: Commercial License Usage +:: Licensees holding valid commercial Qt licenses may use this file in +:: accordance with the commercial license agreement provided with the +:: Software or, alternatively, in accordance with the terms contained in +:: a written agreement between you and The Qt Company. For licensing terms +:: and conditions see https://www.qt.io/terms-conditions. For further +:: information use the contact form at https://www.qt.io/contact-us. +:: +:: BSD License Usage +:: Alternatively, you may use this file under the terms of the BSD license +:: as follows: +:: +:: "Redistribution and use in source and binary forms, with or without +:: modification, are permitted provided that the following conditions are +:: met: +:: * Redistributions of source code must retain the above copyright +:: notice, this list of conditions and the following disclaimer. +:: * Redistributions in binary form must reproduce the above copyright +:: notice, this list of conditions and the following disclaimer in +:: the documentation and/or other materials provided with the +:: distribution. +:: * Neither the name of The Qt Company Ltd nor the names of its +:: contributors may be used to endorse or promote products derived +:: from this software without specific prior written permission. +:: +:: +:: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +:: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +:: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +:: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +:: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +:: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +:: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +:: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +:: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +:: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +:: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +:: +:: $QT_END_LICENSE$ +:: +::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: + +qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o ../+qsb/blur.frag blur.frag +qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o ../+qsb/colorize.frag colorize.frag +qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o ../+qsb/outline.frag outline.frag +qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o ../+qsb/shadow.frag shadow.frag +qsb --glsl "150,120,100 es" --hlsl 50 --msl 12 -o ../+qsb/wobble.frag wobble.frag +qsb -b --glsl "150,120,100 es" --hlsl 50 --msl 12 -o ../+qsb/genie.vert genie.vert diff --git a/examples/quick/shadereffects/content/shaders/rhi/genie.vert b/examples/quick/shadereffects/content/shaders/rhi/genie.vert new file mode 100644 index 0000000000..2cb1e71046 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/rhi/genie.vert @@ -0,0 +1,29 @@ +#version 440 + +layout(location = 0) in vec4 qt_Vertex; +layout(location = 1) in vec2 qt_MultiTexCoord0; + +layout(location = 0) out vec2 qt_TexCoord0; + +layout(std140, binding = 0) uniform buf { + mat4 qt_Matrix; + float qt_Opacity; + float bend; + float minimize; + float side; + float width; + float height; +} ubuf; + +out gl_PerVertex { vec4 gl_Position; }; + +void main() +{ + qt_TexCoord0 = qt_MultiTexCoord0; + vec4 pos = qt_Vertex; + pos.y = mix(qt_Vertex.y, ubuf.height, ubuf.minimize); + float t = pos.y / ubuf.height; + t = (3. - 2. * t) * t * t; + pos.x = mix(qt_Vertex.x, ubuf.side * ubuf.width, t * ubuf.bend); + gl_Position = ubuf.qt_Matrix * pos; +} diff --git a/examples/quick/shadereffects/content/shaders/rhi/outline.frag b/examples/quick/shadereffects/content/shaders/rhi/outline.frag new file mode 100644 index 0000000000..26df69c5fe --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/rhi/outline.frag @@ -0,0 +1,24 @@ +#version 440 + +layout(location = 0) in vec2 qt_TexCoord0; +layout(location = 0) out vec4 fragColor; + +layout(binding = 1) uniform sampler2D source; + +layout(std140, binding = 0) uniform buf { + mat4 qt_Matrix; + float qt_Opacity; + vec2 delta; +} ubuf; + +void main() +{ + vec4 tl = texture(source, qt_TexCoord0 - ubuf.delta); + vec4 tr = texture(source, qt_TexCoord0 + vec2(ubuf.delta.x, -ubuf.delta.y)); + vec4 bl = texture(source, qt_TexCoord0 - vec2(ubuf.delta.x, -ubuf.delta.y)); + vec4 br = texture(source, qt_TexCoord0 + ubuf.delta); + vec4 gx = (tl + bl) - (tr + br); + vec4 gy = (tl + tr) - (bl + br); + fragColor.xyz = vec3(0.); + fragColor.w = clamp(dot(sqrt(gx * gx + gy * gy), vec4(1.)), 0., 1.) * ubuf.qt_Opacity; +} diff --git a/examples/quick/shadereffects/content/shaders/rhi/shadow.frag b/examples/quick/shadereffects/content/shaders/rhi/shadow.frag new file mode 100644 index 0000000000..8247517b6d --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/rhi/shadow.frag @@ -0,0 +1,21 @@ +#version 440 + +layout(location = 0) in vec2 qt_TexCoord0; +layout(location = 0) out vec4 fragColor; + +layout(binding = 1) uniform sampler2D source; +layout(binding = 2) uniform sampler2D shadow; + +layout(std140, binding = 0) uniform buf { + mat4 qt_Matrix; + float qt_Opacity; + float darkness; + vec2 delta; +} ubuf; + +void main() +{ + vec4 fg = texture(source, qt_TexCoord0); + vec4 bg = texture(shadow, qt_TexCoord0 + ubuf.delta); + fragColor = (fg + vec4(0., 0., 0., ubuf.darkness * bg.a) * (1. - fg.a)) * ubuf.qt_Opacity; +} diff --git a/examples/quick/shadereffects/content/shaders/rhi/wobble.frag b/examples/quick/shadereffects/content/shaders/rhi/wobble.frag new file mode 100644 index 0000000000..a34481c2f2 --- /dev/null +++ b/examples/quick/shadereffects/content/shaders/rhi/wobble.frag @@ -0,0 +1,20 @@ +#version 440 + +layout(location = 0) in vec2 qt_TexCoord0; +layout(location = 0) out vec4 fragColor; + +layout(binding = 1) uniform sampler2D source; + +layout(std140, binding = 0) uniform buf { + mat4 qt_Matrix; + float qt_Opacity; + float amplitude; + float frequency; + float time; +} ubuf; + +void main() +{ + vec2 p = sin(ubuf.time + ubuf.frequency * qt_TexCoord0); + fragColor = texture(source, qt_TexCoord0 + ubuf.amplitude * vec2(p.y, -p.x)) * ubuf.qt_Opacity; +} diff --git a/examples/quick/shadereffects/doc/src/shadereffects.qdoc b/examples/quick/shadereffects/doc/src/shadereffects.qdoc index 8cb4024da2..d35989c262 100644 --- a/examples/quick/shadereffects/doc/src/shadereffects.qdoc +++ b/examples/quick/shadereffects/doc/src/shadereffects.qdoc @@ -52,10 +52,18 @@ \snippet shadereffects/shadereffects.qml fragment In order to support multiple graphics APIs, not just OpenGL, the shader - source is not embedded into QML. Instead, file selectors are used to select - the correct variant at runtime. Based on the Qt Quick backend in use, Qt - will automatically select either \c{shaders/wobble.frag} with the GLSL - source code or \c{shaders/+hlsl/wobble.frag} with the HLSL source code. + source is not embedded into QML. When running with the graphics API + independent scene graph, the actual file in use is a pre-generated shader + pack containing multiple variants of the shader code. The appropriate + shader is then chosen by Qt Quick, regardless of running on Vulkan, Metal, + Direct 3D, or OpenGL. Qt automatically selects the file under the \c qsb + selector, for example \c{shaders/+qsb/wobble.frag}, when present. + + On the traditional code path, which can mean using OpenGL or Direct3D 12, + file selectors are used to select the correct variant at runtime. Based on + the Qt Quick backend in use, Qt will automatically select either + \c{shaders/wobble.frag} with the GLSL source code or + \c{shaders/+hlsl/wobble.frag} with the HLSL source code. \note For simplicity shader source code is used in all variants of the files. However, with the Direct3D backend of Qt Quick pre-compiled shaders diff --git a/examples/quick/shadereffects/shadereffects.qrc b/examples/quick/shadereffects/shadereffects.qrc index e66b98a6df..762ad0d037 100644 --- a/examples/quick/shadereffects/shadereffects.qrc +++ b/examples/quick/shadereffects/shadereffects.qrc @@ -6,15 +6,21 @@ <file>content/Slider.qml</file> <file>content/shaders/wobble.frag</file> <file>content/shaders/+hlsl/wobble.frag</file> + <file>content/shaders/+qsb/wobble.frag</file> <file>content/shaders/blur.frag</file> <file>content/shaders/+hlsl/blur.frag</file> + <file>content/shaders/+qsb/blur.frag</file> <file>content/shaders/shadow.frag</file> <file>content/shaders/+hlsl/shadow.frag</file> + <file>content/shaders/+qsb/shadow.frag</file> <file>content/shaders/outline.frag</file> <file>content/shaders/+hlsl/outline.frag</file> + <file>content/shaders/+qsb/outline.frag</file> <file>content/shaders/colorize.frag</file> <file>content/shaders/+hlsl/colorize.frag</file> + <file>content/shaders/+qsb/colorize.frag</file> <file>content/shaders/genie.vert</file> <file>content/shaders/+hlsl/genie.vert</file> + <file>content/shaders/+qsb/genie.vert</file> </qresource> </RCC> |